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chenhongqiao

chenhongqiao commented, August 25, 2019 03:22
I am nearly crying due to that, I have to do the unit test times and times, but sometimes I can't get any skills up but some down. That is really sad. I know our goal in khan is learning things, bu...

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Total activity 4
Last activity August 25, 2019 03:43
Member since August 25, 2019 03:22

Following 0 users
Followed by 0 users
Votes 3
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